Questions specifically about Linux but not specific to a particular distribution. If the question could apply to any Unix-like system, specify your Linux distribution in the body of your question but do not use the /linux tag.

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0
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0answers
4 views

Check Point - Connect under Linux - snx

We have a Check Point Mobile appliance at work and the Linux client is horrible, I can connect but for that I need: Old unsupported Oracle Java installed and enabled in the browser Plenty of 32-bit ...
0
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0answers
3 views

Optimal BIOS CPU power config for performant Hadoop?

I'm in the process of setting up a Hadoop cluster and have so far been unable to find a good answer for how to configure CPU power in the BIOS for Linux. My BIOS give a variety of options with ...
0
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1answer
99 views

apt-get error installing software on Parrot OS

I am trying to install Evolution Email client but when I run "sudo apt-get install evolution" I get the following errors: "Reading package lists... Done Building dependency tree Reading state ...
3
votes
3answers
1k views

Git based package manager/installer for Linux

Is there any linux distro that has a git based package manager/installer. I want something similar to FreeBSD Ports (which is CVS based, I think) or Mac OS X Homebrew (git based).
0
votes
1answer
567 views

What variables are valid within /etc/default/useradd file?

My /etc/default/useradd file is as follow: # useradd defaults file GROUP=100 HOME=/home INACTIVE=-1 EXPIRE= SHELL=/bin/bash SKEL=/etc/skel CREATE_MAIL_SPOOL=yes man page for useradd provides many ...
0
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0answers
5 views

extract email/web address from .CFM file in C program

i am learning C and would like my program to do the following on a Linux platform Use System call to execute WGET command (Done) Use WGET command to download webpage (Done) Loads and Parse ...
1
vote
1answer
21 views

Finding a file in a directory based on time

I have a directory called /home/mydir/test A file will be sent from some other team which lands in this directory. How to find the file is whether in that directory for more than 4 hours. I tried ...
0
votes
1answer
11 views

Sharing a keyboard over point to point network

I tried following http://superuser.com/questions/67659/linux-share-keyboard-over-network but had no success with the #1 solution. Then I tried socat and I had partial success -- it does work but ...
0
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0answers
8 views

Desktop Environment of kali linux

Whats the desktop environment in kali linux 2.0 (sana) I am to able understand because they have some mixture of gnome + cinnamon and tell me how can i do this with my fresh debian installation
-1
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5answers
42 views

network: destination host unreachable

So Im using linux oess(centos). in the terminal im trying to ping 8.8.8.8 to see my connectivity. so it says: Network is unreachable Than I typed ifconfig: inet addr: 192.168.56.101 ...
1
vote
1answer
3 views

Wget, abort retrying after failure or timeout

I'm calling a url with wget: /usr/bin/wget --read-timeout=7200 https://site_url/s Wget performs a GET request every 15 minutes in this case, despite the timeout being set, why does this happen? ...
2
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0answers
944 views

Linux Mint: LAN “Cable not connected”, despite it is

I've just installed Linux Mint 13, 64 bit (from the CD of "c't kompakt Linux", if this matters), and came across a very unexpected problem, for which I've not found a solution with Google or searching ...
1
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0answers
25 views

Unmount Recursively Bind Mont in User and Mount Namespace

I am trying to use recursive bind mount in a new user namespace and mount namespace. This is what I do. Assume /foo/bar/ and /foo are both mount points. Firstly I do mount --rbind /foo/bar/ /baz, and ...
0
votes
2answers
40 views

Find the time of the file received in a particular directory

I have a directory called /home/mydir/test A file will be sent from some other team which lands in this directory. How to find what is the time the file came to this particular directory? ( I need ...
0
votes
0answers
22 views

Unix with lisp built in [on hold]

What is the smallest linux distro that readable makes use of something like lisp? Ideally I'm looking for something similar to lisp although it doesn't have to be.
2
votes
1answer
556 views

Wireless constantly reconnecting on Ideapad running Arch

I just bought a new laptop, a Lenovo IdeaPad U330 touch, and after some struggle (with the Secure Boot stupidity) I have managed to install Arch Linux. I have configured my system, installed all the ...
1
vote
1answer
596 views

How to set up Motion to access my copied config file?

As suggested in this tutorial I made a copy of the Motion configuration file in my home folder under ~/.motion/motion.conf . But Motion then still tries to access the config-file under ...
1
vote
3answers
25 views

New signal arrives while execution is in a signal handler, how to decide which is first?

I am working on a tool handling a massive amount of signals (with different signums) with sigaction(). I need to handle the case, if a new signal is coming, while the previous was in a signal ...
0
votes
0answers
14 views

CUPS & Raspbian - Printer turns on but does not print

I am new to the UNIX exchange... I have been setting up a home print server on my raspberry pi using CUPS. I have managed to get it to work with one of my printers, but not with an older Laser ...
8
votes
6answers
14k views

How does a kernel mount the root partition?

My question is with regards to booting a Linux system from a separate /boot partition. If most configuration files are located on a separate / partition, how does the kernel correctly mount it at boot ...
0
votes
1answer
5k views

rsh shows “poll: protocol failure in circuit setup”, why?

In the starting rsh worked properly, but after making some changes it shows some error [changes are shown in the end of this question, see that], I am sharing the same. Command $ /usr/bin/rsh ...
-1
votes
0answers
17 views

I can only install few linux distros [on hold]

I have a big problem installing some linux distros. I can install some of them, some of them can only run in live mod and after their installation I get black screen. For example, I can install ubuntu ...
7
votes
3answers
1k views

make a process unkillable on linux

I'm working on password manager application, and for security reasons I want to launch an unkillable process. And besides I don't want this program to be a daemon since I need to read from standard ...
0
votes
1answer
32 views

() { :; }; in user agent on server logs

Can anyone tell me what someone is trying to do with the following code in their user-agent: () { :; }; echo Content-type:text/plain;echo;echo;echo M`expr 1330 + 7`H;/bin/uname -a;echo @ I have a ...
2
votes
1answer
13k views

libc.so.6(GLIBC_2.14)(64bit)

Installed: glibc-static.x86_64 0:2.12-1.107.el6_4.4 glibc-utils.x86_64 0:2.12-1.107.el6_4.4 Dependency Installed: fontconfig.x86_64 0:2.8.0-3.el6 ...
4
votes
5answers
10k views

How do I start the fan manually in Linux?

My fan doesn't run in Linux. I'm worried that the laptop might turn off if the temperature gets critically high. I ran the following command: dmesg | grep -I fan This gave me: ACPI: Fan [FAN0] ...
32
votes
7answers
72k views

How to list all files in the size order

I would like to list all files in the order of big to small in size and the files could be present anywhere in a certain folder.
4
votes
1answer
135 views

Linux - mount command returns zero/0 but not working

Sounds strange, I have a shell script that it gets trigger by udev rules, to mount attached USB device to the system file tree. The script runs when an usb device attaches to system, so the rules ...
0
votes
1answer
26 views

Linux: root filesystem via network (with authentication)

I try to create a linux computer which loads its root filesystem from the network. This currently works with NFS, but unfortunately it is not very secure. The network is just a home network, which ...
1
vote
0answers
8 views

Rescue my Linux installation after made mistake with gparted

I just wanted to reformat my USB stick. But I was tired enough to manipulate my /dev/sda2 where my whole operating system is installed. Because this partition was used (since I am running it now), ...
0
votes
0answers
22 views

Linux 4.1.6 Radeon UVD Not Responding

I've seen the same problem before version 3.19, could not remember since when, but it seems to disappear on version 3.19. But when I compile version 4.1.6 using 3.19 config, the problem came back. ...
-1
votes
0answers
13 views

MultiBoot Linux Distros LVM LUKS, How to?

The scope: Have three linux distros(1 BSD) on a cryptodisk with a LVM instead in one computer, so must have a grub2 boot. Did tests and tests but without a success. Following this tutorial ...
1
vote
1answer
2k views

Dual-boot Ubuntu cannot access the Windows drive that it was installed on with wubi

I had Widonws with two drives C: and D:. In the drive C:, I have my Windows. In the drive D:, I had my all other files and data. I installed Ubuntu in the drive D:, without deleting any data from it. ...
0
votes
2answers
15 views

Are there any drawbacks/caveats to changing process priority on linux?

I'm writing a program launcher that uses nice to launch X applications with a higher than usual priority and while there's plenty of guides to using nice/renice there's not much discussion about best ...
0
votes
0answers
31 views

I can't ping the gateway

The network error is that I can't ping the gateway after ip forwarding configuration. Here's the my configuration: linux microcore(server)(First PC) sudo su ifconfig eth0 192.168.2.200 netmask ...
45
votes
5answers
33k views

How to know if a disk is an SSD or an HDD

I want to know whether a disk is a solid-state drive or hard disk. lshw is not installed. I do yum install lshw and it says there is no package named lshw. I do not know which version of ...
0
votes
1answer
21 views

To find files like '-file9' files [duplicate]

This is Venkat I was created a file. Name is '-file1'. So how can we open or find these type of files Thanks, Venkat.K
0
votes
1answer
26 views

Which file attribute changes when we copy a file from some other user's account?

Which file attribute changes when we copy a file from some other user's account, which may be in our own group or in some other group?
1
vote
0answers
31 views

How do I find out hard disk model and serial number in amazon machine?

when check in local machine /proc/scsi/scsi file it contains Attached devices: Host: scsi0 Channel: 00 Id: 00 Lun: 00 Vendor: ATA Model: ST3160215AS Rev: 3.AA Type: Direct-Access ...
0
votes
1answer
26 views

groupadd: group 'terminal' already exists in Linux

I have created a group called "terminal" using groupadd terminal and when I list out the groups using groups command it will not show the newly created group name in the output but if I add the same ...
0
votes
1answer
27 views

exclude files in tar.gz

I want to exclude two files from a tar file.. But it doesn't seem to work cd /var/www/public/api_test tar -zcvf api_v2.x.tar.gz api --exclude "./api/distributor_test.php" --exclude ...
0
votes
1answer
18 views

I need to directly access shared folder in linux with out using the root user previlage.Host Win7, Guest Linux Mint 17.2?

I need to directly access shared folder in Linux Mint with out using the root user privilege. I have tried to change the user and user group using chown command but it did not work. chown -R go:go ...
27
votes
7answers
30k views

Linux: allowing an user to listen to a port below 1024

I need to allow an user (different from root) to run a server listening on port 80. Is there any way to do this?
1
vote
0answers
23 views

uboot & uImage & linux boot process

Usually, in embedded systems the NAND flash is partitioned in four parts:-- A partition for the bootloader (here goes uboot.bin) A small partition where uboot saves its environment variables A ...
0
votes
3answers
108 views

How would an administrator of a system prevent himself access to a file for 24 hours?

How would a single administrator go about locking himself out of a file for 24 hours? By "lock" I mean prevent access. I have removed the 'rules' placed on the original post, as it is clear that the ...
1
vote
0answers
23 views

Encrypted LVM vs TrueCrypt / Veracrypt [on hold]

I am installing Linux Mint v17.2 on my laptop. I may have sensitive client information on it and I would like to encrypt my whole hard drive. I was wondering if it would be better to use encrypted LVM ...
4
votes
2answers
250 views

How to check a Linux Distro is secure and has no malicious code? [on hold]

I am new to Linux and I love it. However, while I have been playing around with several flavours of Linux, only one question comes into my mind as a new user to the Linux systems: how can I ensure a ...
0
votes
5answers
10k views

Black screen after GRUB

I recently bought a new laptop which came preinstalled with Windows 8 (no! please don't run away yet!). I'd like to try and put Linux on it in a dual boot (probably Ubuntu, with its UEFI support), but ...
23
votes
2answers
4k views

How do I make a file NOT modifiable?

While logged in, I can do the following: mkdir foo touch foo/bar chmod 400 foo/bar chmod 500 foo Then I can open vim (not as root), edit bar, force a write with w!, and the file is modified. How ...
0
votes
1answer
30 views

Parent mount becomes inaccessible after mounting child into subdir?

Im installing arch. Upon installation, after partitioning my drives, right when I go to chroot to begin the fun stuff, I get an error mount:mount point mnt/etc/resolv.conf does not exist chroot: ...